feat: 全新智能体功能

- 基于先进智能体框架，增加智能体编排功能
- 增加智能体聊天，并对接持久化

easyflow-ui-admin/app/src/views/publicChat/index.vue

@@ -1,31 +1,23 @@
 <script setup lang="ts">
-import type { ServerSentEventMessage } from 'fetch-event-stream';
+import type {ServerSentEventMessage} from 'fetch-event-stream';
 
-import type { ChatThinkingBlockStatus } from '@easyflow/common-ui';
-import type { BotInfo } from '@easyflow/types';
+import type {ChatThinkingBlockStatus} from '@easyflow/common-ui';
+import {ChatThinkingBlock, ChatTimeMarkdown} from '@easyflow/common-ui';
+import type {BotInfo} from '@easyflow/types';
 
-import {
-  computed,
-  nextTick,
-  onBeforeUnmount,
-  onMounted,
-  ref,
-  watch,
-} from 'vue';
-import { useRoute, useRouter } from 'vue-router';
+import {computed, nextTick, onBeforeUnmount, onMounted, ref, watch,} from 'vue';
+import {useRoute, useRouter} from 'vue-router';
+import {LOGIN_PATH} from '@easyflow/constants';
+import {IconifyIcon} from '@easyflow/icons';
+import {$t} from '@easyflow/locales';
+import {useAccessStore} from '@easyflow/stores';
+import {createChatVariantSwitchController, uuid} from '@easyflow/utils';
 
-import { ChatThinkingBlock, ChatTimeMarkdown } from '@easyflow/common-ui';
-import { LOGIN_PATH } from '@easyflow/constants';
-import { IconifyIcon } from '@easyflow/icons';
-import { $t } from '@easyflow/locales';
-import { useAccessStore } from '@easyflow/stores';
-import { createChatVariantSwitchController, uuid } from '@easyflow/utils';
+import {useTitle} from '@vueuse/core';
+import {ElAvatar, ElButton, ElInput, ElMessage, ElSkeleton} from 'element-plus';
 
-import { useTitle } from '@vueuse/core';
-import { ElAvatar, ElButton, ElInput, ElMessage, ElSkeleton } from 'element-plus';
-
-import { refreshTokenApi } from '#/api/core';
-import { baseRequestClient, sseClient } from '#/api/request';
+import {refreshTokenApi} from '#/api/core';
+import {baseRequestClient, sseClient} from '#/api/request';
 import defaultBotAvatar from '#/assets/ai/bot/defaultBotAvatar.png';
 import ChatMessageActionBar from '#/components/chat-workspace/ChatMessageActionBar.vue';
 
@@ -986,7 +978,20 @@ const getRenderableSegments = (message: BubbleMessage) => {
       content: message.content,
     });
   }
-  return segments;
+  const textSegments = segments.filter(
+    (segment): segment is AssistantTextSegment => segment.type === 'text',
+  );
+  if (textSegments.length <= 1) {
+    return segments;
+  }
+  return [
+    ...segments.filter((segment) => segment.type !== 'text'),
+    {
+      id: `${message.id}-merged-text`,
+      type: 'text' as const,
+      content: textSegments.map((segment) => segment.content).join(''),
+    },
+  ];
 };
 
 const hasAssistantRenderableContent = (message: BubbleMessage) => {
@@ -1221,7 +1226,7 @@ const onSseMessage = (event: ServerSentEventMessage) => {
 
   if (eventType === 'MESSAGE' && eventDomain === 'LLM') {
     stopAssistantThinking();
-    const deltaRaw = sseData?.payload?.delta ?? sseData?.payload?.content ?? '';
+    const deltaRaw = sseData?.payload?.delta ?? '';
     const delta =
       typeof deltaRaw === 'string'
         ? deltaRaw
@@ -1856,6 +1861,7 @@ function prefetchVisibleVariants() {
                             <ChatTimeMarkdown
                               class="public-chat-markdown"
                               :content="segment.content"
+                              :streaming="item.loading"
                             />
                           </template>
                           <template v-else-if="segment.type === 'thinking'">